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Contract OI history

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Nov 20, 2026 EXPIRATION

SLM $28.00 Call

SLM261120C00028000

Latest saved OI4,102Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SLM $28.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4,1022,0510 2026-10-09: 4,100 OI2026-10-13: 4,100 OI2026-10-14: 4,100 OI2026-10-15: 4,100 OI2026-10-16: 4,100 OI2026-10-21: 4,102 OI2026-10-23: 4,102 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SLM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264,1020
Oct 21, 2026Viewing4,102+2
Oct 16, 20264,1000
Oct 15, 20264,1000
Oct 14, 20264,1000
Oct 13, 20264,1000
Oct 09, 20264,100No prior observation